CN113202583B - Compressed air-gas double-working-medium combined cycle power generation system and power generation method - Google Patents
Compressed air-gas double-working-medium combined cycle power generation system and power generation method Download PDFInfo
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- CN113202583B CN113202583B CN202110559438.3A CN202110559438A CN113202583B CN 113202583 B CN113202583 B CN 113202583B CN 202110559438 A CN202110559438 A CN 202110559438A CN 113202583 B CN113202583 B CN 113202583B
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- 238000010248 power generation Methods 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 title claims abstract description 15
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 claims abstract description 46
- 238000004146 energy storage Methods 0.000 claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000005057 refrigeration Methods 0.000 claims abstract description 17
- 238000001816 cooling Methods 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000002485 combustion reaction Methods 0.000 claims description 6
- 239000007789 gas Substances 0.000 description 76
- 230000005611 electricity Effects 0.000 description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 239000002737 fuel gas Substances 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
- F01K23/02—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
- F01K23/06—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
- F01K23/10—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
- F02C6/18—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B41/00—Pumping installations or systems specially adapted for elastic fluids
- F04B41/02—Pumping installations or systems specially adapted for elastic fluids having reservoirs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B15/00—Sorption machines, plants or systems, operating continuously, e.g. absorption type
- F25B15/02—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas
- F25B15/06—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
- Y02B30/625—Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The invention provides a compressed air-gas double-working-medium combined cycle power generation system and a power generation method. The system comprises a compressed air energy storage module, a heating medium water module, a lithium bromide refrigeration module, a gas power generation module, an air turbine power generation module and a gas-gas heat exchanger module, wherein the compressed air energy storage module is connected with a gas storage device, the lithium bromide refrigeration module is connected with the compressed air energy storage module for cooling compressed heat, the heating medium water module is connected with the lithium bromide refrigeration module and the compressed air energy storage module, turbine exhaust of the gas power generation module is connected with the gas-gas heat exchanger module for heating compressed air from the gas storage device, and the air turbine power generation module is connected with the gas-gas heat exchanger module for generating power by using the heated compressed air. The invention can solve the problems that the gas turbine can not provide an energy storage function and the capacity of a common energy storage generator set is lower.
Description
Technical Field
The invention relates to a compressed air-fuel gas double-working-medium combined cycle power generation system and a power generation method, and belongs to the field of compressed air energy storage.
Background
At present, along with the continuous rising of the proportion of new energy power installation and the continuous change of domestic economic and social structures, the running modes of a power grid at a power generation end and a power utilization end are changed deeply, the power generation load and the power utilization load have volatility, randomness and unpredictability, and particularly the peak-valley difference of the power utilization load in the daytime and at night of the power grid in recent years is bigger and bigger. At present, the condition that the peak regulation of the power grid is singly dependent on the thermal power generating unit is more outstanding, so that the utilization rate of the thermal power generating unit is reduced, the power generation coal consumption is increased, the great energy waste is formed, and the service life of the peak regulating unit is greatly damaged.
For a long time, the power grid is provided with a certain proportion of gas generator sets at the power generation side to be used as peak regulation and frequency modulation, and the rapid start-stop characteristic of the power grid can provide emergency power for the power grid for standby in daytime. In recent years, the electric power energy storage technology is another important technical direction for solving the problems, and plays a positive role in the aspects of peak clipping and valley filling of a power grid, stabilizing renewable energy source fluctuation, providing emergency power support and the like. Compressed air energy storage power generation is an important direction in the field of large-scale clean physical energy storage, and currently, in the rapid development process in China, a plurality of non-afterburning compressed air energy storage power stations in China are in the construction process.
However, both gas generator sets and pressure-sink air energy storage generator sets have certain limitations. The operation mode of the gas turbine which is started and stopped every day can only provide electric power support in the daytime and can not provide assistance in the night grid electricity consumption valley period. The compressed air energy storage technology which is rapidly developed in several years can pull power from the network in the low electricity consumption valley period of the power network at night, but has lower power generation capacity in the peak period of the power network at daytime, generally not more than 100MW, and has insufficient power support to the power network.
Disclosure of Invention
The invention aims to provide a compressed air-gas double-working-medium combined cycle power generation system and a power generation method aiming at the problems, and the natural gas afterburning technology is utilized to provide negative load support for the electricity consumption low valley period of a power grid, so that the power generation capacity in the daytime can reach more than 200MW, the power consumed during far-exceeding energy storage is higher, and the peak power generation capacity is stronger during the electricity consumption peak period of the power grid. Therefore, the problems that the gas turbine cannot provide an energy storage function and the capacity of a common energy storage generator set is low are solved.
The above object is achieved by the following technical scheme:
the utility model provides a compressed air-gas duplex-cycle power generation system, includes compressed air energy storage module, lithium bromide refrigeration module, gas power generation module, air turbine power generation module, gas heat exchanger module, compressed air energy storage module connects gas storage device, lithium bromide refrigeration module connect compressed air energy storage module be used for cooling compression heat, the turbine exhaust of gas power generation module is connected the compressed air that gas heat exchanger module heating gas storage device comes out, air turbine power generation module connect gas heat exchanger module with the compressed air work power generation after heating, air turbine power generation module includes air turbine, air generator, wherein the air turbine is double-cylinder double-exhaust, horizontal opposition arrangement, the exhaust system of air turbine power generation module connects the emission chimney.
The compressed air-fuel gas double-working-medium combined cycle power generation system comprises 2-4 sections of air energy storage compressors connected in series, and coolers are arranged between the stages of the air energy storage compressors connected in series to cool compression heat.
The lithium bromide refrigeration module comprises a lithium bromide refrigeration unit, a cold water tank and a hot water tank; the cold water in the cold water tank is pressurized by a cold water delivery pump and then enters the inter-stage cooler for cooling, and the water coming out of the inter-stage cooler enters the hot water tank to be used as a heat source of the lithium bromide refrigerating unit.
The compressed air-gas double-working-medium combined cycle power generation system comprises a gas turbine, a gas turbine compressor, a gas generator and a combustor, wherein the gas turbine, the gas turbine compressor and the gas generator are coaxially arranged, and the turbine exhaust enters a gas-gas heat exchanger to heat compressed air from a gas storage device.
The method for carrying out the compressed air-gas double-working-medium combined cycle power generation by using the compressed air-gas double-working-medium combined cycle power generation system comprises the following steps:
(1) The compressed air energy storage module compresses air through 2-4 stages to enable the pressure of compressed air at an outlet of a terminal compressor to be 6-14MPa, and enables the temperature of the compressed air to be not higher than 50 ℃ through cooling of an inter-stage cooler, and the compressed air enters a gas storage device for storage;
(2) The compressed air flow rate at the outlet of the air storage device is 600-1800t/h, the pressure is 6-14MPa, the temperature is 30-50 ℃, after the heat of turbine exhaust is absorbed by a 3-5-level gas-gas heat exchanger in the process of being conveyed to an air turbine power generation module, the temperature is increased to 300-550 ℃ to enter an air turbine for acting, the pressure is reduced to be slightly higher than the atmospheric pressure, the temperature is reduced to be below 10-50 ℃, and the air is discharged through an exhaust chimney;
(3) The inlet air of the gas turbine compressor is taken from the atmosphere, the flow is 800-2000t/h, the outlet pressure of the gas turbine compressor is 1.0-3.0 MPa, the temperature is 300-400 ℃, the flow of the complementary natural gas of the combustion chamber is 10-30t/h, the outlet gas temperature of the combustion chamber is 1000-1500 ℃, the output work of the gas turbine is 50-300MW, the temperature of the turbine exhaust gas is 500-650 ℃, and the turbine exhaust gas enters the gas-gas heat exchanger module to heat the compressed air from the gas storage device.
The beneficial effects are that:
The invention adopts the compressed air-gas double-working-medium combined cycle power generation, and mainly comprises auxiliary components such as a compressed air energy storage module, a lithium bromide refrigeration module, a gas power generation module, an air turbine power generation module, a gas-gas heat exchanger module, a valve and the like. And when the power grid is in a low electricity consumption period at night, the compressor module is driven by pulling electricity from the power grid to store air in the air storage device, heat exchange and heat storage are carried out by using circulating heat medium water, and the heat medium water is used as a heat source of the lithium bromide refrigerating unit. During peak period of power consumption of the power grid in daytime and the like, the gas turbine module generates power, exhaust gas after the gas turbine finishes working heats compressed air discharged from the gas storage device in the gas-gas heat exchanger module, so that the compressed air becomes high-temperature and high-pressure gas, and the compressed air has expansion working capacity and enters the air turbine to generate power.
Drawings
Fig. 1 is a schematic diagram of the system of the present invention.
In the figure 1, a gas storage device; 2. an air energy storage compressor; 3. a cooler; 4. a lithium bromide refrigerating unit; 5. a cold water tank; 6. a hot water tank; 7. a gas turbine; 8. a gas turbine compressor; 9. a gas-fired power generator; 10. a burner; 11. an air turbine; 12. an air generator; 13. a gas-gas heat exchanger.
Detailed Description
Example 1:
As shown in fig. 1: the compressed air-gas double-working-medium combined cycle power generation system comprises a compressed air energy storage module, a lithium bromide refrigeration module, a gas power generation module, an air turbine power generation module and a gas-gas heat exchanger module, wherein the compressed air energy storage module is connected with a gas storage device 1, the lithium bromide refrigeration module is connected with the compressed air energy storage module for cooling compression heat, turbine exhaust of the gas power generation module is connected with the compressed air from the gas-gas heat exchanger module for heating the gas storage device, the air turbine power generation module is connected with the gas-gas heat exchanger module for generating power by the heated compressed air, the air turbine power generation module comprises an air turbine 11 and an air generator 12, the air turbines are arranged in a double-cylinder double-exhaust and horizontal opposite mode, and an exhaust system of the air turbine power generation module is connected with an exhaust chimney.
The compressed air-fuel gas double-working-medium combined cycle power generation system comprises 2-4 sections of air energy storage compressors 2 which are connected in series, wherein a cooler 3 is arranged between the stages of the compressors connected in series to cool the compression heat, and inlet air of the low-pressure section compressor is from the atmosphere.
In the compressed air-gas double-station combined cycle power generation system, the compressed air flow rate in the compression energy storage process is more than 20 ten thousand m 3/h, the compression time lasts for 6-8 hours, the interstage cooling adopts circulating hot medium water for cooling, the pressure of compressed air at the outlet of the final compressor is 6-10MPa, the temperature is not higher than 50 ℃, and the compressed air enters a gas storage device for storage.
The lithium bromide refrigeration module comprises a lithium bromide refrigeration unit 4, and the heat medium water module comprises a cold water tank 5 and a hot water tank 6; the cold water in the cold water tank is pressurized by a cold water delivery pump and then enters the interstage cooler to cool the air at the outlet of each section of compressor, the cold water is heated into hot water with the temperature of 75-95 ℃ and then stored in the hot water tank to be used as a heat source of the lithium bromide refrigerating unit, the hot water is delivered into the lithium bromide refrigerating unit by the hot water delivery pump during refrigeration, and after heat release of the lithium bromide refrigerating unit, the hot water enters the cold water tank to be stored for standby.
The compressed air-gas double-working-medium combined cycle power generation system comprises a gas turbine 7, a gas turbine compressor 8, a gas generator 9 and a combustor 10, wherein the gas turbine, the compressor and the gas generator are coaxially arranged, inlet air of the gas turbine compressor is taken from the atmosphere, the flow is 800-2000t/h, the outlet pressure of the gas turbine compressor is 1.0-3.0 MPa, the temperature is 300-400 ℃, the gas flow of the complementary natural gas of a combustion chamber is 10-30t/h, the outlet gas temperature of the combustion chamber is 1000-1500 ℃, the output work of the gas turbine is 50-300MW, the exhaust pressure of the turbine is slightly higher than the atmospheric pressure, the exhaust temperature is 500-650 ℃, and the turbine exhaust enters a gas-gas heat exchanger to heat compressed air from a gas storage device.
The air turbine power generation module comprises an air turbine 11 and an air generator 12, wherein the air turbine is arranged in a double-cylinder double-exhaust and horizontal opposite mode.
In the compressed air-gas double-working-medium combined cycle power generation system, the air flow from the outlet of the air storage device to the air turbine is 650-1800t/h, the pressure is 6-10MPa, the temperature is 30-50 ℃, after the heat of the turbine exhaust is absorbed by the 3-6-level air-gas heat exchanger, the temperature is increased to 350-550 ℃ to enter air for ventilation and work, the pressure is reduced to the atmospheric pressure, the temperature is reduced to below 10-50 ℃, the air is discharged through the discharge chimney, and the power of the air turbine power generation can be 100-300MW.
The gas-gas heat exchanger module comprises a plurality of gas-gas heat exchangers connected in series, and a heat exchange medium of the gas-gas heat exchanger module is derived from turbine exhaust.
The technical means disclosed by the scheme of the invention is not limited to the technical means disclosed by the technical means, and also comprises the technical scheme consisting of the technical characteristics and the equivalent substitution. The present invention is not limited to the prior art.
Claims (3)
1. A compressed air-gas double-working-medium combined cycle power generation method is characterized in that: the method is based on a compressed air-gas double-station combined cycle power generation system, and comprises the following steps:
(1) The compressed air energy storage module compresses air through 2-4 stages to enable the pressure of compressed air at an outlet of a terminal compressor to be 6-14MPa, and enables the temperature of the compressed air to be not higher than 50 ℃ through cooling of an inter-stage cooler, and the compressed air enters a gas storage device for storage;
(2) The compressed air flow rate at the outlet of the air storage device is 600-1800t/h, the pressure is 6-14MPa, the temperature is 30-50 ℃, after the heat of turbine exhaust is absorbed by a 3-5-level gas-gas heat exchanger in the process of being conveyed to an air turbine power generation module, the temperature is increased to 300-550 ℃ to enter an air turbine for acting, the pressure is reduced to be slightly higher than the atmospheric pressure, the temperature is reduced to be below 10-50 ℃, and the air is discharged through an exhaust chimney;
(3) The inlet air of the gas turbine compressor is taken from the atmosphere, the flow is 800-2000t/h, the outlet pressure of the gas turbine compressor is 1.0-3.0 MPa, the temperature is 300-400 ℃, the flow of the gas of the combustion chamber after-gas is 10-30t/h, the outlet gas temperature of the combustion chamber is 1000-1500 ℃, the output work of the gas turbine is 50-300MW, the temperature of the turbine exhaust is 500-650 ℃, and the turbine exhaust enters the gas-gas heat exchanger module to heat the compressed air from the gas storage device;
the system comprises a compressed air energy storage module, a lithium bromide refrigeration module, a gas power generation module, an air turbine power generation module and a gas-gas heat exchanger module, wherein the compressed air energy storage module is connected with a gas storage device, the lithium bromide refrigeration module is connected with the compressed air energy storage module for cooling compression heat, turbine exhaust of the gas power generation module is connected with the gas-gas heat exchanger module for heating compressed air coming out of the gas storage device, the air turbine power generation module is connected with the gas-gas heat exchanger module for generating power by using the heated compressed air, the air turbine power generation module comprises an air turbine and an air generator, the air turbines are arranged in a double-cylinder double-exhaust horizontal opposite mode, and an exhaust system of the air turbine power generation module is connected with an exhaust chimney;
The lithium bromide refrigeration module comprises a lithium bromide refrigeration unit, a cold water tank and a hot water tank; the cold water in the cold water tank is pressurized by a cold water delivery pump and then enters the inter-stage cooler for cooling, and the water coming out of the inter-stage cooler enters the hot water tank to be used as a heat source of the lithium bromide refrigerating unit.
2. The compressed air-gas double-working-medium combined cycle power generation method according to claim 1, characterized by comprising the following steps: the compressed air energy storage module comprises 2-4 sections of air energy storage compressors connected in series, and coolers are arranged between the stages of the air energy storage compressors connected in series to cool compression heat.
3. The compressed air-gas double-working-medium combined cycle power generation method according to claim 1, characterized by comprising the following steps: the gas power generation module comprises a gas turbine, a gas turbine compressor, a gas generator and a combustor, wherein the gas turbine, the gas turbine compressor and the gas generator are coaxially arranged, and the turbine exhaust enters a gas-gas heat exchanger to heat compressed air from a gas storage device.
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| CN202110559438.3A CN113202583B (en) | 2021-05-21 | 2021-05-21 | Compressed air-gas double-working-medium combined cycle power generation system and power generation method |
| JP2022001014U JP3237661U (en) | 2021-05-21 | 2022-03-31 | Compressed air-gas duplex combined cycle power generation system |
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| US8286431B2 (en) * | 2009-10-15 | 2012-10-16 | Siemens Energy, Inc. | Combined cycle power plant including a refrigeration cycle |
| KR101996281B1 (en) * | 2012-12-31 | 2019-07-04 | 대우조선해양 주식회사 | Generating Capacity Augmentation System For Power Plant Using Combined Cycle |
| CN103233820B (en) * | 2013-05-10 | 2016-06-08 | 华北电力大学（保定） | Caes and the integrated power generation system of combined cycle |
| CN111441867B (en) * | 2020-03-20 | 2023-04-28 | 中国科学院工程热物理研究所 | Compressed air energy storage system for gas turbine combined cycle generator set |
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